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glimagesink: move upload into _prepare()

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This commit is contained in:
Matthew Waters 2014-04-13 22:14:52 +10:00
parent 7f37505503
commit d4a72b61c0
2 changed files with 31 additions and 15 deletions
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45
ext/gl/gstglimagesink.c
View file

@ -134,6 +134,8 @@ gst_glimage_sink_change_state (GstElement * element, GstStateChange transition);
static void gst_glimage_sink_get_times (GstBaseSink * bsink, GstBuffer * buf,
GstClockTime * start, GstClockTime * end);
static gboolean gst_glimage_sink_set_caps (GstBaseSink * bsink, GstCaps * caps);
static GstFlowReturn gst_glimage_sink_prepare (GstBaseSink * bsink,
GstBuffer * buf);
static GstFlowReturn gst_glimage_sink_render (GstBaseSink * bsink,
GstBuffer * buf);
static gboolean gst_glimage_sink_propose_allocation (GstBaseSink * bsink,
@ -271,6 +273,7 @@ gst_glimage_sink_class_init (GstGLImageSinkClass * klass)
gstbasesink_class->get_times = gst_glimage_sink_get_times;
gstbasesink_class->preroll = gst_glimage_sink_render;
gstbasesink_class->render = gst_glimage_sink_render;
gstbasesink_class->prepare = gst_glimage_sink_prepare;
gstbasesink_class->propose_allocation = gst_glimage_sink_propose_allocation;
gstbasesink_class->stop = gst_glimage_sink_stop;
}
@ -727,15 +730,14 @@ gst_glimage_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
}
static GstFlowReturn
gst_glimage_sink_render (GstBaseSink * bsink, GstBuffer * buf)
gst_glimage_sink_prepare (GstBaseSink * bsink, GstBuffer * buf)
{
GstGLImageSink *glimage_sink;
guint tex_id;
GST_TRACE ("rendering buffer:%p", buf);
glimage_sink = GST_GLIMAGE_SINK (bsink);
GST_TRACE ("preparing buffer:%p", buf);
if (GST_VIDEO_SINK_WIDTH (glimage_sink) < 1 ||
GST_VIDEO_SINK_HEIGHT (glimage_sink) < 1) {
return GST_FLOW_NOT_NEGOTIATED;
@ -744,7 +746,8 @@ gst_glimage_sink_render (GstBaseSink * bsink, GstBuffer * buf)
if (!_ensure_gl_setup (glimage_sink))
return GST_FLOW_NOT_NEGOTIATED;
if (!gst_gl_upload_perform_with_buffer (glimage_sink->upload, buf, &tex_id))
if (!gst_gl_upload_perform_with_buffer (glimage_sink->upload, buf,
&glimage_sink->next_tex))
goto upload_failed;
if (glimage_sink->window_id != glimage_sink->new_window_id) {
@ -756,15 +759,34 @@ gst_glimage_sink_render (GstBaseSink * bsink, GstBuffer * buf)
gst_object_unref (window);
}
GST_TRACE ("redisplay texture:%u of size:%ux%u, window size:%ux%u", tex_id,
GST_VIDEO_INFO_WIDTH (&glimage_sink->info),
return GST_FLOW_OK;
upload_failed:
{
GST_ELEMENT_ERROR (glimage_sink, RESOURCE, NOT_FOUND,
("%s", "Failed to upload buffer"), (NULL));
return GST_FLOW_ERROR;
}
}
static GstFlowReturn
gst_glimage_sink_render (GstBaseSink * bsink, GstBuffer * buf)
{
GstGLImageSink *glimage_sink;
GST_TRACE ("rendering buffer:%p", buf);
glimage_sink = GST_GLIMAGE_SINK (bsink);
GST_TRACE ("redisplay texture:%u of size:%ux%u, window size:%ux%u",
glimage_sink->next_tex, GST_VIDEO_INFO_WIDTH (&glimage_sink->info),
GST_VIDEO_INFO_HEIGHT (&glimage_sink->info),
GST_VIDEO_SINK_WIDTH (glimage_sink),
GST_VIDEO_SINK_HEIGHT (glimage_sink));
/* Avoid to release the texture while drawing */
GST_GLIMAGE_SINK_LOCK (glimage_sink);
glimage_sink->redisplay_texture = tex_id;
glimage_sink->redisplay_texture = glimage_sink->next_tex;
GST_GLIMAGE_SINK_UNLOCK (glimage_sink);
/* Ask the underlying window to redraw its content */
@ -791,13 +813,6 @@ redisplay_failed:
("%s", gst_gl_context_get_error ()), (NULL));
return GST_FLOW_ERROR;
}
upload_failed:
{
GST_ELEMENT_ERROR (glimage_sink, RESOURCE, NOT_FOUND,
("%s", "Failed to upload format"), (NULL));
return FALSE;
}
}

1
ext/gl/gstglimagesink.h
View file

@ -65,6 +65,7 @@ struct _GstGLImageSink
GstGLContext *other_context;
GstGLUpload *upload;
guint next_tex;
GLuint tex_id;
CRCB clientReshapeCallback;